ALT5 Sigma Corp - ALTS

Detailed investor-level table based on 13F positions.
Early Q1 2026 data: only 7 institutional holders reported so far. The full shareholder list will grow as more funds file with the SEC.

Shareholders (13F)

Quarter: Q4 2025 · Compare: Q3 2025
13D/13G major owners: Ownership tab.
Methodology: Market value and % of portfolio use SEC reported VALUE ($000). For PUT/CALL positions this reflects reported underlying exposure, not premium cash paid/received. Details.
Rows: 0
Investor History Status Shares held Market value ($000) % of portfolio Previous % Rank Change in shares % change in shares Source Date reported
CRCM LP History Added to 10,941,280 12,035 4.07% 1.8% 1 +8,629,103 373.2% Q4 2025 Feb 13, 2026
Diametric Capital, LP History Added to 9,402,946 10,343 2.77% 3.53% 2 +5,858,978 165.32% Q4 2025 Feb 13, 2026
VANGUARD GROUP INC History Reduced 5,856,146 6,441 0.0% 0.0% 3 -270,249 -4.41% Q4 2025 Jan 29, 2026
PRELUDE CAPITAL MANAGEMENT, LLC History Added to 5,055,089 5,560 0.41% 0.48% 4 +2,744,329 118.76% Q4 2025 Feb 17, 2026
BlackRock, Inc. History Added to 3,162,021 3,478 0.0% 0.0% 5 +1,587,485 100.82% Q4 2025 Feb 12, 2026
JANE STREET GROUP, LLC History Reduced 3,051,697 3,356 0.0% 0.0% 6 -3,398,320 -52.69% Q4 2025 Feb 12, 2026
ExodusPoint Capital Management, LP History New 2,254,910 2,480 0.02% 7 +2,254,910 New Q4 2025 Feb 17, 2026
UBS Group AG History Added to 1,904,567 2,095 0.0% 0.0% 8 +1,222,690 179.31% Q4 2025 Jan 29, 2026
CITADEL ADVISORS LLC History Added to 1,881,392 2,069 0.0% 0.0% 9 +1,139,846 153.71% Q4 2025 Feb 17, 2026
GEODE CAPITAL MANAGEMENT, LLC History Added to 1,331,963 1,465 0.0% 0.0% 10 +12,400 0.94% Q4 2025 Feb 09, 2026
Jump Financial, LLC History No change 1,000,000 1,100 0.01% 0.03% 11 0 0.0% Q4 2025 Feb 17, 2026
SUSQUEHANNA INTERNATIONAL GROUP, LLP History Reduced 729,626 802 0.0% 0.0% 12 -3,725,661 -83.62% Q4 2025 Feb 17, 2026
BARCLAYS PLC History Added to 683,961 752 0.0% 0.0% 13 +21,929 3.31% Q4 2025 Feb 13, 2026
STATE STREET CORP History Reduced 556,996 612 0.0% 0.0% 14 -142,014 -20.32% Q4 2025 Feb 13, 2026
CHARLES SCHWAB INVESTMENT MANAGEMENT INC History Reduced 510,948 562 0.0% 0.0% 15 -210,808 -29.21% Q4 2025 Feb 13, 2026
XTX Topco Ltd History Added to 489,500 538 0.01% 0.02% 16 +366,801 298.94% Q4 2025 Feb 17, 2026
683 Capital Management, LLC History New 480,308 528 0.02% 17 +480,308 New Q4 2025 Feb 17, 2026
MARSHALL WACE, LLP History New 330,632 363 0.0% 18 +330,632 New Q4 2025 Feb 13, 2026
TWO SIGMA INVESTMENTS, LP History Reduced 281,609 309 0.0% 0.0% 19 -397,629 -58.54% Q4 2025 Feb 17, 2026
Caitong International Asset Management Co., Ltd History Added to 247,154 271 0.07% 0.07% 20 +210,574 575.65% Q4 2025 Mar 03, 2026
NORTHERN TRUST CORP History No change 243,194 267 0.0% 0.0% 21 0 0.0% Q4 2025 Feb 17, 2026
FNY Investment Advisers, LLC History Added to 199,565 219 0.06% 0.02% 22 +175,435 727.04% Q4 2025 Jan 16, 2026
MILLENNIUM MANAGEMENT LLC History New 192,148 211 0.0% 23 +192,148 New Q4 2025 Feb 17, 2026
OMERS ADMINISTRATION Corp History Reduced 185,600 204 0.0% 0.01% 24 -146,200 -44.06% Q4 2025 Feb 13, 2026
Marex Group plc History Reduced 158,598 174 0.0% 0.0% 25 -59,402 -27.25% Q4 2025 Feb 12, 2026
CITIGROUP INC History Added to 150,520 165 0.0% 0.0% 26 +44,305 41.71% Q4 2025 Feb 13, 2026
Aristides Capital LLC History New 141,200 155 0.03% 27 +141,200 New Q4 2025 Feb 26, 2026
Virtu Financial LLC History Reduced 124,167 137 0.01% 0.02% 28 -38,081 -23.47% Q4 2025 Feb 23, 2026
SG Americas Securities, LLC History New 100,000 110 0.0% 29 +100,000 New Q4 2025 Jan 09, 2026
HRT FINANCIAL LP History New 96,069 105 0.0% 30 +96,069 New Q4 2025 Feb 12, 2026
MORGAN STANLEY History Reduced 89,549 98 0.0% 0.0% 31 -11,717 -11.57% Q4 2025 Feb 13, 2026
Engineers Gate Manager LP History Added to 69,573 76 0.0% 0.0% 32 +57,603 481.23% Q4 2025 Feb 17, 2026
Paloma Partners Management Co History Reduced 60,000 66 0.01% 0.25% 33 -494,540 -89.18% Q4 2025 Feb 17, 2026
BANK OF AMERICA CORP /DE/ History Reduced 57,074 62 0.0% 0.0% 34 -830,747 -93.57% Q4 2025 Feb 17, 2026
GOLDMAN SACHS GROUP INC History Added to 52,632 57 0.0% 0.0% 35 +15,731 42.63% Q4 2025 Mar 25, 2026
Shay Capital LLC History Added to 50,558 55 0.01% 0.01% 36 +999 2.02% Q4 2025 Feb 17, 2026
LPL Financial LLC History Added to 44,479 48 0.0% 0.0% 37 +4,430 11.06% Q4 2025 Feb 11, 2026
Arkadios Wealth Advisors History Added to 41,620 45 0.0% 0.0% 38 +18,510 80.1% Q4 2025 Feb 13, 2026
GROUP ONE TRADING LLC History Reduced 39,314 43 0.0% 0.0% 39 -436,236 -91.73% Q4 2025 Feb 12, 2026
Lighthouse Investment Partners, LLC History New 39,600 43 0.0% 41 +39,600 New Q4 2025 Feb 17, 2026
Private Advisor Group, LLC History Added to 39,857 43 0.0% 0.0% 40 +17,000 74.38% Q4 2025 Feb 17, 2026
BNP PARIBAS FINANCIAL MARKETS History New 37,521 41 0.0% 42 +37,521 New Q4 2025 Feb 10, 2026
CAPTRUST FINANCIAL ADVISORS History Added to 37,300 41 0.0% 0.0% 43 +20,054 116.28% Q4 2025 Feb 17, 2026
SIMPLEX TRADING, LLC History Reduced 35,500 39 0.0% 0.0% 45 -150,282 -80.89% Q4 2025 Feb 11, 2026
Federation des caisses Desjardins du Quebec History Reduced 35,565 39 0.0% 0.0% 46 -78,303 -68.77% Q4 2025 Feb 12, 2026
Jefferies Financial Group Inc. History Reduced 36,195 39 0.0% 0.0% 44 -1,905 -5.0% Q4 2025 Feb 09, 2026
Rangeley Capital, LLC History Reduced 29,000 31 0.03% 0.11% 47 -19,300 -39.96% Q4 2025 Feb 17, 2026
BALYASNY ASSET MANAGEMENT L.P. History New 23,538 25 0.0% 48 +23,538 New Q4 2025 Feb 17, 2026
Tower Research Capital LLC (TRC) History Added to 21,028 23 0.0% 0.0% 49 +12,938 159.93% Q4 2025 Feb 17, 2026
BRIDGEWAY CAPITAL MANAGEMENT, LLC History No change 19,509 21 0.0% 0.0% 50 0 0.0% Q4 2025 Feb 17, 2026
Empowered Funds, LLC History No change 19,509 21 0.0% 0.0% 51 0 0.0% Q4 2025 Feb 18, 2026
RAYMOND JAMES FINANCIAL INC History Reduced 16,992 18 0.0% 0.0% 52 -3,000 -15.01% Q4 2025 Feb 18, 2026
Quadrature Capital Ltd History Reduced 15,786 17 0.0% 0.01% 54 -207,081 -92.92% Q4 2025 Feb 17, 2026
BANK OF MONTREAL /CAN/ History Added to 15,641 17 0.0% 0.0% 53 +1,681 12.04% Q4 2025 Feb 12, 2026
NATIONAL BANK OF CANADA /FI/ History Reduced 14,950 16 0.0% 0.0% 55 -53,024 -78.01% Q4 2025 Feb 17, 2026
Schonfeld Strategic Advisors LLC History Reduced 14,796 16 0.0% 0.0% 56 -1,787 -10.78% Q4 2025 Feb 17, 2026
Harvest Portfolios Group Inc. History Reduced 14,230 15 0.0% 0.0% 59 -19,304 -57.57% Q4 2025 Feb 06, 2026
Savvy Advisors, Inc. History Reduced 14,380 15 0.0% 0.0% 60 -5,491 -27.63% Q4 2025 Jan 20, 2026
SCOTIA CAPITAL INC. History Added to 13,800 15 0.0% 0.0% 57 +3,800 38.0% Q4 2025 Feb 12, 2026
Bank of New York Mellon Corp History No change 14,318 15 0.0% 0.0% 58 0 0.0% Q4 2025 Feb 10, 2026
FIRST CITIZENS BANK & TRUST CO History No change 13,000 14 0.0% 0.0% 61 0 0.0% Q4 2025 Feb 18, 2026
VICTORY CAPITAL MANAGEMENT INC History Reduced 12,317 13 0.0% 0.0% 62 -112 -0.9% Q4 2025 Feb 13, 2026
State of Wyoming History New 11,299 12 0.0% 65 +11,299 New Q4 2025 Feb 11, 2026
COMMONWEALTH EQUITY SERVICES, LLC History Added to 11,000 12 0.0% 0.0% 63 +618 5.95% Q4 2025 Feb 12, 2026
Arete Wealth Advisors, LLC History Added to 10,510 12 0.0% 0.0% 64 +10 0.1% Q4 2025 Feb 13, 2026
FIFTH LANE CAPITAL, LP History New 10,000 11 0.01% 66 +10,000 New Q4 2025 Feb 13, 2026
OSAIC HOLDINGS, INC. History No change 5,900 6 0.0% 0.0% 67 0 0.0% Q4 2025 Feb 17, 2026
MAI Capital Management History Added to 5,131 5 0.0% 0.0% 69 +3,631 242.07% Q4 2025 Feb 13, 2026
WELLS FARGO & COMPANY/MN History Reduced 5,145 5 0.0% 0.0% 68 -2,500 -32.7% Q4 2025 Feb 13, 2026
TD Waterhouse Canada Inc. History Reduced 4,262 4 0.0% 0.0% 70 -1,000 -19.0% Q4 2025 Jan 27, 2026
ROYAL BANK OF CANADA History New 2,000 2 0.0% 72 +2,000 New Q4 2025 Feb 17, 2026
JONES FINANCIAL COMPANIES LLLP History Added to 2,000 2 0.0% 0.0% 71 +1,000 100.0% Q4 2025 Feb 17, 2026
DELTA ASSET MANAGEMENT LLC/TN History No change 1,400 1 0.0% 0.0% 73 0 0.0% Q4 2025 Feb 09, 2026
Spire Wealth Management History No change 1,000 1 0.0% 0.0% 74 0 0.0% Q4 2025 Jan 14, 2026
NWI MANAGEMENT LP History Closed out 0 0 0.26% -1,800,000 -100.0% Q3 2025 Dec 05, 2025
Alyeska Investment Group, L.P. History Closed out 0 0 0.01% -1,746,020 -100.0% Q3 2025 Nov 17, 2025
Potrero Capital Research LLC History Closed out 0 0 0.34% -1,104,805 -100.0% Q3 2025 Nov 14, 2025
Point72 Asset Management, L.P. History Closed out 0 0 0.0% -400,000 -100.0% Q3 2025 Nov 14, 2025
RENAISSANCE TECHNOLOGIES LLC History Closed out 0 0 0.0% -344,300 -100.0% Q3 2025 Nov 13, 2025
Centiva Capital, LP History Closed out 0 0 0.01% -232,726 -100.0% Q3 2025 Nov 14, 2025
TORNO CAPITAL, LLC History Closed out 0 0 0.03% -117,700 -100.0% Q3 2025 Nov 14, 2025
GARDNER LEWIS ASSET MANAGEMENT L P History Closed out 0 0 0.05% -78,975 -100.0% Q3 2025 Nov 10, 2025
TWO SIGMA SECURITIES, LLC History Closed out 0 0 0.02% -53,583 -100.0% Q3 2025 Nov 14, 2025
PEAK6 LLC History Closed out 0 0 0.0% -50,001 -100.0% Q3 2025 Mar 30, 2026
Belvedere Trading LLC History Closed out 0 0 0.0% -36,223 -100.0% Q3 2025 Oct 27, 2025
Private Capital Advisors, Inc. History Closed out 0 0 0.01% -31,000 -100.0% Q3 2025 Nov 12, 2025
Aptus Capital Advisors, LLC History Closed out 0 0 0.0% -20,312 -100.0% Q3 2025 Nov 12, 2025
SIH Partners, LLLP History Closed out 0 0 0.0% -20,000 -100.0% Q3 2025 Nov 14, 2025
Lantern Wealth Advisors, LLC History Closed out 0 0 0.02% -13,500 -100.0% Q3 2025 Nov 26, 2025
Baird Financial Group, Inc. History Closed out 0 0 0.0% -10,500 -100.0% Q3 2025 Nov 13, 2025
PROFUND ADVISORS LLC History Closed out 0 0 0.0% -10,366 -100.0% Q3 2025 Nov 06, 2025
Caitlin John, LLC History Closed out 0 0 0.0% -2,300 -100.0% Q3 2025 Nov 12, 2025
Delos Wealth Advisors, LLC History Closed out 0 0 0.0% -1,666 -100.0% Q3 2025 Nov 14, 2025
Farther Finance Advisors, LLC History Closed out 0 0 0.0% -1,126 -100.0% Q3 2025 Oct 14, 2025
JPMORGAN CHASE & CO History New 850 0 +850 New Q4 2025 Feb 11, 2026
PRINCIPAL SECURITIES, INC. History Closed out 0 0 0.0% -500 -100.0% Q3 2025 Nov 12, 2025
Colonial Trust Co / SC History Closed out 0 0 0.0% -500 -100.0% Q3 2025 Nov 10, 2025
SIGNATUREFD, LLC History Added to 420 0 +390 1300.0% Q4 2025 Jan 20, 2026
MassMutual Private Wealth & Trust, FSB History Closed out 0 0 -311 -100.0% Q3 2025 Oct 22, 2025
SBI Securities Co., Ltd. History New 15 0 +15 New Q4 2025 Feb 03, 2026
Truvestments Capital LLC History No change 168 0 0 0.0% Q4 2025 Feb 13, 2026
Golden State Wealth Management, LLC History No change 30 0 0 0.0% Q4 2025 Feb 13, 2026
WOLFF WIESE MAGANA LLC History No change 1 0 0 0.0% Q4 2025 Jan 14, 2026